423113022019 has 2 divisors, whose sum is σ = 423113022020. Its totient is φ = 423113022018.

The previous prime is 423113021971. The next prime is 423113022023. The reversal of 423113022019 is 910220311324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423113022019 - 2¹⁷ = 423112890947 is a prime.

It is a super-2 number, since 2×423113022019² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (423113002019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211556511009 + 211556511010.

It is an arithmetic number, because the mean of its divisors is an integer number (211556511010).

Almost surely, 2^423113022019 is an apocalyptic number.

423113022019 is a deficient number, since it is larger than the sum of its proper divisors (1).

423113022019 is an equidigital number, since it uses as much as digits as its factorization.

423113022019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 423113022019 in words is "four hundred twenty-three billion, one hundred thirteen million, twenty-two thousand, nineteen".